digitalmars.D - [help] class registry error?

private import std.windows.registry;
void main(char[][] args)
{
Registry localRegistry = new Registry();
}
produces the following error:
reg.d(4): class std.windows.registry.Registry member this is not accessible
any idea how to fix?

private import std.windows.registry;
void main(char[][] args)
{
Registry localRegistry = new Registry();
}
produces the following error:
reg.d(4): class std.windows.registry.Registry member this is not accessible
any idea how to fix?